083
FNCA52 TJSJ 141930
FWFSJU
FIRE WEATHER PLANNING FORECAST FOR PUERTO RICO
NATIONAL WEATHER SERVICE SAN JUAN PR
330 PM AST THU MAY 14 2026
DISCUSSION
NO FIRE DANGER IS EXPECTED TODAY.
PRZ014-150800-
SOUTHEAST COASTAL PLAINS-
330 PM AST THU MAY 14 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 60 30 20
TEMP (24H TREND) 72 (-2) 89 (+2) 73 90
RH % (24H TREND) 93 (+3) 52 (-7) 91 53
WIND 20FT/EARLY(MPH) E 11 E 12 E 11 E 14
WIND 20FT/LATE(MPH) E 11 SE 12 E 10 E 14
MIXING HGT(FT-AGL/MSL) 4850 4840
TRANSPORT WND (MPH) SE 14 E 18
VENT RATE (KT-FT) 58200 77440
DISPERSION 5 5
DSI 5 6 4 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ015-150800-
SOUTHERN HILLS-
330 PM AST THU MAY 14 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 50 10 40
TEMP (24H TREND) 69 (-3) 86 (+3) 69 87
RH % (24H TREND) 98 (+4) 62 (-7) 98 61
WIND 20FT/EARLY(MPH) E 10 SE 11 E 10 E 12
WIND 20FT/LATE(MPH) E 11 SE 11 E 10 E 12
MIXING HGT(FT-AGL/MSL) 5910 5550
TRANSPORT WND (MPH) SE 14 E 17
VENT RATE (KT-FT) 70920 83250
DISPERSION 5 5
DSI 3 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ016-150800-
NORTH COASTAL PLAINS-
330 PM AST THU MAY 14 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 20 50 20 30
TEMP (24H TREND) 72 (-1) 91 (+1) 72 91
RH % (24H TREND) 98 (+4) 57 (-4) 98 60
WIND 20FT/EARLY(MPH) SE 11 E 13 E 11 E 13
WIND 20FT/LATE(MPH) SE 11 E 16 E 10 E 19
MIXING HGT(FT-AGL/MSL) 5590 5110
TRANSPORT WND (MPH) E 13 E 15
VENT RATE (KT-FT) 61490 66430
DISPERSION 5 5
DSI 4 6 4 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ017-150800-
NORTHERN HILLS-
330 PM AST THU MAY 14 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 60 0 40
TEMP (24H TREND) 69 (-2) 90 (+1) 70 90
RH % (24H TREND) 98 (+2) 57 (-3) 98 59
WIND 20FT/EARLY(MPH) SE 10 SE 11 E 10 E 12
WIND 20FT/LATE(MPH) SE 6 E 13 E 6 E 16
MIXING HGT(FT-AGL/MSL) 6660 6390
TRANSPORT WND (MPH) SE 10 E 13
VENT RATE (KT-FT) 59940 70290
DISPERSION 5 5
DSI 2 6 2 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ018-150800-
WEST COAST-
330 PM AST THU MAY 14 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE SHOWERS
CHANCE PRECIP (%) 10 10 0 50
TEMP (24H TREND) 72 (-1) 91 (+1) 73 91
RH % (24H TREND) 98 (+4) 58 (-4) 96 59
WIND 20FT/EARLY(MPH) E 13 E 13 E 11 E 13
WIND 20FT/LATE(MPH) E 11 SE 14 E 10 E 13
MIXING HGT(FT-AGL/MSL) 5150 4670
TRANSPORT WND (MPH) SE 10 E 12
VENT RATE (KT-FT) 46350 46700
DISPERSION 5 5
DSI 4 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ019-150800-
EASTERN INTERIOR-
330 PM AST THU MAY 14 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 40 30
TEMP (24H TREND) 70 (-3) 88 (+2) 70 88
RH % (24H TREND) 100 (+4) 62 (-5) 99 62
WIND 20FT/EARLY(MPH) SE 12 SE 13 E 11 E 13
WIND 20FT/LATE(MPH) SE 12 SE 12 E 11 E 13
MIXING HGT(FT-AGL/MSL) 6190 6060
TRANSPORT WND (MPH) SE 14 SE 16
VENT RATE (KT-FT) 74280 84840
DISPERSION 5 5
DSI 4 6 4 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ022-150800-
LUQUILLO MOUNTAIN RANGE-
330 PM AST THU MAY 14 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 60 40 30
TEMP (24H TREND) 68 (-3) 83 (+3) 68 83
RH % (24H TREND) 100 (+1) 71 (-7) 100 72
WIND 20FT/EARLY(MPH) SE 10 SE 12 E 9 E 11
WIND 20FT/LATE(MPH) SE 11 SE 11 E 9 E 12
MIXING HGT(FT-AGL/MSL) 3970 3900
TRANSPORT WND (MPH) SE 16 E 17
VENT RATE (KT-FT) 55580 58500
DISPERSION 5 5
DSI 6 6 5 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ023-150800-
CENTRAL MOUNTAIN RANGE-
330 PM AST THU MAY 14 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE SHOWERS
CHANCE PRECIP (%) 10 30 0 50
TEMP (24H TREND) 67 (-2) 88 (+6) 67 88
RH % (24H TREND) 99 (+4) 60 (-8) 98 61
WIND 20FT/EARLY(MPH) SE 8 SE 9 SE 6 E 9
WIND 20FT/LATE(MPH) SE 5 SE 9 E 5 E 10
MIXING HGT(FT-AGL/MSL) 7200 6960
TRANSPORT WND (MPH) SE 10 E 13
VENT RATE (KT-FT) 64800 76560
DISPERSION 5 5
DSI 2 6 1 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ024-150800-
CAYEY MOUNTAIN RANGE-
330 PM AST THU MAY 14 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 60 40 30
TEMP (24H TREND) 69 (-2) 82 (+2) 69 83
RH % (24H TREND) 100 (+1) 70 (-5) 100 70
WIND 20FT/EARLY(MPH) E 9 SE 10 E 9 E 10
WIND 20FT/LATE(MPH) E 9 SE 9 E 9 E 10
MIXING HGT(FT-AGL/MSL) 4790 4810
TRANSPORT WND (MPH) SE 14 E 17
VENT RATE (KT-FT) 57480 72150
DISPERSION 5 5
DSI 5 6 4 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ025-150800-
VIEQUES-
330 PM AST THU MAY 14 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 50 40 30
TEMP (24H TREND) 74 (-2) 87 (+1) 74 87
RH % (24H TREND) 94 (+3) 63 (-4) 94 65
WIND 20FT/EARLY(MPH) E 16 SE 14 E 16 E 16
WIND 20FT/LATE(MPH) E 16 SE 14 E 16 E 14
MIXING HGT(FT-AGL/MSL) 2940 2740
TRANSPORT WND (MPH) E 20 E 20
VENT RATE (KT-FT) 49980 46580
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ026-150800-
CULEBRA-
330 PM AST THU MAY 14 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 50 40 30
TEMP (24H TREND) 76 (-2) 89 (+2) 76 89
RH % (24H TREND) 93 (+5) 60 (-8) 93 61
WIND 20FT/EARLY(MPH) E 16 SE 16 E 16 E 16
WIND 20FT/LATE(MPH) E 16 SE 14 E 16 E 14
MIXING HGT(FT-AGL/MSL) 3180 2880
TRANSPORT WND (MPH) SE 21 E 20
VENT RATE (KT-FT) 57240 48960
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ027-150800-
SOUTHWEST COASTAL PLAINS AND MONA ISLAND-
330 PM AST THU MAY 14 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE SHOWERS
CHANCE PRECIP (%) 30 30 0 20
TEMP (24H TREND) 73 (-2) 91 (+2) 73 92
RH % (24H TREND) 93 (+4) 49 (-8) 91 49
WIND 20FT/EARLY(MPH) E 17 E 18 E 14 E 19
WIND 20FT/LATE(MPH) E 16 SE 19 E 14 E 20
MIXING HGT(FT-AGL/MSL) 5140 4970
TRANSPORT WND (MPH) SE 17 E 20
VENT RATE (KT-FT) 77100 84490
DISPERSION 5 5
DSI 5 6 5 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
VIZ001-150800-
SAINT THOMAS AND SAINT JOHN-
330 PM AST THU MAY 14 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 40 40 30 30
TEMP (24H TREND) 75 (-3) 86 (+1) 75 86
RH % (24H TREND) 94 (+6) 65 (-4) 94 66
WIND 20FT/EARLY(MPH) E 17 E 16 E 18 E 18
WIND 20FT/LATE(MPH) E 17 SE 14 E 18 E 16
MIXING HGT(FT-AGL/MSL) 3180 2790
TRANSPORT WND (MPH) E 21 E 20
VENT RATE (KT-FT) 57240 47430
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
VIZ002-150800-
ST CROIX-
330 PM AST THU MAY 14 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 40 30 30 30
TEMP (24H TREND) 74 (-3) 87 (+1) 74 87
RH % (24H TREND) 96 (+6) 65 (-4) 94 66
WIND 20FT/EARLY(MPH) E 16 E 16 E 16 E 16
WIND 20FT/LATE(MPH) E 16 E 14 E 17 E 16
MIXING HGT(FT-AGL/MSL) 4500 4340
TRANSPORT WND (MPH) SE 18 E 21
VENT RATE (KT-FT) 72000 78120
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
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